CD Skripsi
Pengaruh Frekuensi Pemberian Cacing Tanahyang Berbeda Terhadap Laju Pertumbuhan Dan Kelulushidupan Larva Ikan Koi (Cyprinus Carpio)
This research was conducted in 28 January – 8 March 2019 at Fish
Breeding Laboratory of Fisheries and Marine Faculty, University of Riau. This
study aims to see the effect of giving earthworms with different frequencies to
growth rate and survival rate of koi fish larvae. The method used in this study is
the experimental method using a completely factor randomized design (CRD) and
four treatments with three replications. The treatments applied in this study are:
P3 = Giving earthworms 3 times a day at 08:00 am, 4:00 pm and 00:00 am,P4 =
Giving earthworms 4 times a day at 08:00 am, 02:00 pm, 08:00 pm and 02:00 am,
P5 = Giving earthworms 5 times a day at 08:00 am, 01:00 pm, 06:00 pm, 01:00
am and 06:00 am, P6 = Giving earthworms 6 times a day at 08:00 am, 12:00 pm,
04:00 pm, 08:00 pm, 00:00 am and 04:00 am. The results showed that the best
frequencies of giving earthworms koilarvae are P3, with absolute weight growth
0,53 g, specific growth rates 6,62 %, absolute length growth 2,89 cm, and survival
rate 80%. Temperatures range from 26-29oC, pH 6.4-7.1 and Dissolved Oxygen
4.2-5.2 mg/L. The value of this water quality has been with the standard of
maintenance of koi fish.
Keywords: Feed frequency, Larvae, Koi fish, Growth.
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